A Delta flight from Amsterdam to Boston is diverting to Canada.
Delta flight DL243 is diverting to St. John’s after crossing the Atlantic due to a possible medical emergency.
The flight is operated by an Airbus A330-900 (registration N407DX). It departed at 10h30 UTC and landed at YYT 5 hours later.
UPDATE #1
The airline is scheduling a departure from YYT at 1:30 pm.
UPDATE #2
The aircraft took off at 3:00 pm, about 3 hours after diversion.